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spark:recipes:using-perl-via-pipes [2014/11/11 09:36]
straka 		spark:recipes:using-perl-via-pipes [2014/11/11 09:36]
straka
Line 84: Line 84:
 sc = SparkContext() sc = SparkContext()
 (sc.textFile(input) (sc.textFile(input)
-   .map(json.dumps).pipe("env perl tokenize.pl", os.environ).map(json.loads)+   .map(json.dumps).pipe("perl tokenize.pl", os.environ).map(json.loads)
    .flatMap(lambda tokens: map(lambda x: (x, 1), tokens))    .flatMap(lambda tokens: map(lambda x: (x, 1), tokens))
    .reduceByKey(lambda x,y: x + y)    .reduceByKey(lambda x,y: x + y)

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